Home / 112,570.95-155,348.22-62,269.95

Finding the Fourth Proportional to 112,570.95, 155,348.22 and 62,269.95

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Solution

The fourth proportional to 112,570.95, 155,348.22 and 62,269.95 is: 85,932.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,570.95 : 155,348.22 = 62,269.95 : x
  2. Step 2: Convert to fraction form
    112,570.95/155,348.22 = 62,269.95/x
  3. Step 3: Cross multiply
    112,570.95x = 155,348.22 × 62,269.95
  4. Step 4: Simplify right side
    112,570.95x = 9,673,525,115.25
  5. Step 5: Solve for x
    x = 9,673,525,115.25/112,570.95
  6. Step 6: Final answer
    x = 85,932.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.